pmcstat_top.h revision 302408 
1/*-
2 * Copyright (c) 2009, Fabien Thomas
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: stable/11/usr.sbin/pmcstat/pmcstat_top.h 203790 2010-02-11 22:51:44Z fabient $
27 */
28
29#ifndef	_PMCSTAT_TOP_H_
30#define	_PMCSTAT_TOP_H_
31
32/* Return the ncurses attributes for the given value. */
33#define PMCSTAT_ATTRPERCENT(b) 					\
34    ((b) > 10.0 ? (args.pa_topcolor ? COLOR_PAIR(1) : A_BOLD) :	\
35    ((b) >  5.0 ? (args.pa_topcolor ? COLOR_PAIR(2) : 0) : 	\
36    ((b) >  2.5 ? (args.pa_topcolor ? COLOR_PAIR(3) : 0) : 0)))
37
38/* Print to the default ncurse windows if on a terminal or to the file. */
39#define PMCSTAT_PRINTW(...) do {			\
40	if (args.pa_toptty)				\
41		printw(__VA_ARGS__);			\
42	else						\
43		fprintf(args.pa_printfile, __VA_ARGS__);\
44} while (0)
45
46/* If ncurses mode active set attributes. */
47#define PMCSTAT_ATTRON(b) do {				\
48	if (args.pa_toptty)				\
49		attron(b);				\
50} while (0)
51
52/* If ncurses mode active unset attributes. */
53#define PMCSTAT_ATTROFF(b) do {				\
54	if (args.pa_toptty)				\
55		attroff(b);				\
56} while (0)
57
58/* Erase screen and set cursor to top left. */
59#define PMCSTAT_PRINTBEGIN() do {			\
60	if (args.pa_toptty)				\
61		clear();				\
62} while (0)
63
64/* Flush buffer to backend. */
65#define PMCSTAT_PRINTEND() do {				\
66	if (!args.pa_toptty) {				\
67		PMCSTAT_PRINTW("---\n");		\
68		fflush(args.pa_printfile);		\
69	} else						\
70		refresh();				\
71} while (0)
72
73/* Function prototypes */
74
75#endif	/* _PMCSTAT_TOP_H_ */
76